Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quando o imposto de reserva de selo é de 3.669, qual é a porcentagem sobre o PIB?
 ###Tabelas: CREATE TABLE nominations__&__awards (nominations__&__awards_id AUTO_INCREMENT PRIMARY KEY, Year INT, Artist VARCHAR, Album / Song VARCHAR, Award VARCHAR, Result / Category VARCHAR) CREATE TABLE naia_football_independents (naia_football_independents_id AUTO_INCREMENT PRIMARY KEY, Institution VARCHAR, Location VARCHAR, Founded INT, Type VARCHAR, Enrollment INT, Team VARCHAR, Primary Conference VARCHAR) CREATE TABLE returning (returning_id AUTO_INCREMENT PRIMARY KEY, Player VARCHAR, GP INT, K. Ret. INT, KR Yds INT, KR Avg. VARCHAR, KR TD INT, KR LG INT, P. Ret. INT, PR Yds INT, PR Avg. VARCHAR, PR TD INT, PR LG INT, MFG Ret. INT, MFG Yds INT, MFG Avg. VARCHAR, MFG LG INT, MFG TD INT) CREATE TABLE list_of_current_republican_governors (list_of_current_republican_governors_id AUTO_INCREMENT PRIMARY KEY, Current Governor VARCHAR, State VARCHAR, Past VARCHAR, Took office INT, Current term VARCHAR) CREATE TABLE revenues_from_stamp_duties (revenues_from_stamp_duties_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, Stamp duty reserve tax VARCHAR, Standard Stamp Duty VARCHAR, Standard Duties Total Revenue (in €million) INT, over Total Tax Revenue (in %) VARCHAR, over GDP (in %) VARCHAR)  
SELECT over GDP (in %) FROM revenues_from_stamp_duties WHERE Stamp duty reserve tax = 3,669